自学教程：C++ GetKeyName函数代码示例

CString GetAccelKeyName(DWORD dwShift, DWORD dwKeyCode){	CString strText;	if ((dwShift & 0x2) != 0)	{		strText += _T("Ctrl");	}	if ((dwShift & 0x4) != 0)	{		if (!strText.IsEmpty())			strText += _T(" + ");		strText += _T("Alt");	}	if ((dwShift & 0x1) != 0)	{		if (!strText.IsEmpty())			strText += _T(" + ");		strText += _T("Shift");	}		if (dwKeyCode != VK_CONTROL && dwKeyCode != VK_MENU && dwKeyCode != VK_SHIFT)	{		LPCTSTR pKeyName = GetKeyName(dwKeyCode);		if (pKeyName != NULL)		{			if (!strText.IsEmpty())				strText += _T(" + ");						strText += GetKeyName(dwKeyCode);		}	}	return strText;}

LRESULT CALLBACK MyListProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam){	static TCHAR szText[1024];	switch (msg)	{	case WM_CHAR:		wsprintf(szText, TEXT("WM_CHAR %c"), (TCHAR)wParam);		SendMessage(hList, LB_ADDSTRING, 0, (LONG_PTR)szText);		break;	case WM_KEYDOWN:		wsprintf(szText, TEXT("WM_KEYDOWN %s"), GetKeyName(wParam));		SendMessage(hList, LB_ADDSTRING, 0, (LONG_PTR)szText);		break;	case WM_KEYUP:		wsprintf(szText, TEXT("WM_KEYUP %s"), GetKeyName(wParam));		SendMessage(hList, LB_ADDSTRING, 0, (LONG_PTR)szText);		break;	case WM_SYSKEYDOWN:		wsprintf(szText, TEXT("WM_SYSKEYDOWN %s"), GetKeyName(wParam));		SendMessage(hList, LB_ADDSTRING, 0, (LONG_PTR)szText);		break;	case WM_SYSKEYUP:		wsprintf(szText, TEXT("WM_SYSKEYUP %s"), GetKeyName(wParam));		SendMessage(hList, LB_ADDSTRING, 0, (LONG_PTR)szText);		break;	default:		break;	}	return CallWindowProc(DefaultListWndProc, hWnd, msg, wParam, lParam);}

void plObjectInVolumeDetector::ITrigger(plKey hitter, bool entering, bool immediate){    hsRefCnt_SafeUnRef(fSavedActivatorMsg);    fSavedActivatorMsg = new plActivatorMsg;    fSavedActivatorMsg->AddReceivers(fReceivers);    if (fProxyKey)        fSavedActivatorMsg->fHiteeObj = fProxyKey;    else        fSavedActivatorMsg->fHiteeObj = GetTarget()->GetKey();    fSavedActivatorMsg->fHitterObj = hitter;    fSavedActivatorMsg->SetSender(GetKey());    if (entering)    {        DetectorLog("%s: Saving Entering volume - Evals=%d", GetKeyName().c_str(), fNumEvals);        fSavedActivatorMsg->SetTriggerType(plActivatorMsg::kVolumeEnter);        fLastEnterEval = fNumEvals;    }    else    {        DetectorLog("%s: Saving Exiting volume - Evals=%d", GetKeyName().c_str(), fNumEvals);        fSavedActivatorMsg->SetTriggerType(plActivatorMsg::kVolumeExit);        fLastExitEval = fNumEvals;    }    if (immediate)        ISendSavedTriggerMsgs();}

LONG CRegistryKey::OpenSubkey(REGSAM samDesired, const TCHAR *pszSubkeyName, CRegistryKey &rKey){  HKEY hKey;  LONG nError = OpenSubkey(samDesired, pszSubkeyName, hKey);  if (nError == ERROR_SUCCESS)  {    const TCHAR *pszKeyName = GetKeyName();    size_t size = _tcslen(pszKeyName) + _tcslen(pszSubkeyName) + 1;    TCHAR *pszSubkeyFullName = new (std::nothrow) TCHAR [size];    if (!pszSubkeyFullName)    {      nError = RegCloseKey(hKey);      ASSERT(nError == ERROR_SUCCESS);      return ERROR_OUTOFMEMORY;    }    _tcscpy(pszSubkeyFullName,pszKeyName);    _tcscat(pszSubkeyFullName,pszSubkeyName);    HRESULT hr = rKey.Init(hKey,GetKeyName(),pszSubkeyName,samDesired);    delete[] pszSubkeyName;    if (FAILED(hr))    {      nError = RegCloseKey(hKey);      ASSERT(nError == ERROR_SUCCESS);      if (hr == (HRESULT)E_OUTOFMEMORY)        return ERROR_OUTOFMEMORY;      else        return ERROR_INTERNAL_ERROR;    }  }  return nError;}

void plCameraRegionDetector::ITrigger(plKey hitter, bool entering, bool immediate){    if (fSavingSendMsg)        DetectorLogRed("%s: Stale messages on ITrigger. This should never happen!", GetKeyName().c_str());    if (fIsInside && entering)        DetectorLogRed("%s: Duplicate enter! Did we miss an exit?", GetKeyName().c_str());    else if (!fIsInside && !entering)        DetectorLogRed("%s: Duplicate exit! Did we miss an enter?", GetKeyName().c_str());    fSavingSendMsg = true;    fSavedMsgEnterFlag = entering;    if (entering)    {        DetectorLog("%s: Saving camera Entering volume - Evals=%d", GetKeyName().c_str(),fNumEvals);        fLastEnterEval = fNumEvals;    }    else    {        DetectorLog("%s: Saving camera Exiting volume - Evals=%d", GetKeyName().c_str(),fNumEvals);        fLastExitEval = fNumEvals;    }    if (immediate)        ISendSavedTriggerMsgs();}

void OnInitDlg(HWND hDlg){	LoadSettings();	UpdateData(DIRECTION, BUTTON, SPEED);	SetNumTimeReplay(REPLAYTIME);	Button_SetCheck(GetDlgItem(hDlg, IDC_AUTORUN), AUTORUN);	OldEditProc = (WNDPROC)GetWindowLongPtr(GetDlgItem(hDlg, IDC_EDITRIGHT), GWLP_WNDPROC);	SetWindowLongPtr(GetDlgItem(hDlg, IDC_EDITRIGHT), GWLP_WNDPROC, (LONG_PTR)NewEditProc);	SetWindowLongPtr(GetDlgItem(hDlg, IDC_EDITLEFT), GWLP_WNDPROC, (LONG_PTR)NewEditProc);	SetWindowLongPtr(GetDlgItem(hDlg, IDC_EDITUP), GWLP_WNDPROC, (LONG_PTR)NewEditProc);	SetWindowLongPtr(GetDlgItem(hDlg, IDC_EDITDOWN), GWLP_WNDPROC, (LONG_PTR)NewEditProc);	SetWindowLongPtr(GetDlgItem(hDlg, IDC_EDITLBUTTON), GWLP_WNDPROC, (LONG_PTR)NewEditProc);	SetWindowLongPtr(GetDlgItem(hDlg, IDC_EDITRBUTTON), GWLP_WNDPROC, (LONG_PTR)NewEditProc);	SetWindowLongPtr(GetDlgItem(hDlg, IDC_EDITMBUTTON), GWLP_WNDPROC, (LONG_PTR)NewEditProc);	SetWindowLongPtr(GetDlgItem(hDlg, IDC_EDITWUP), GWLP_WNDPROC, (LONG_PTR)NewEditProc);	SetWindowLongPtr(GetDlgItem(hDlg, IDC_EDITWDOWN), GWLP_WNDPROC, (LONG_PTR)NewEditProc);	TCHAR buffer[100];	Edit_SetText(GetDlgItem(hDlg, IDC_EDITDOWN), GetKeyName(DIRECTION[DOWN], buffer));	Edit_SetText(GetDlgItem(hDlg, IDC_EDITUP), GetKeyName(DIRECTION[UP], buffer));	Edit_SetText(GetDlgItem(hDlg, IDC_EDITLEFT), GetKeyName(DIRECTION[LEFT], buffer));	Edit_SetText(GetDlgItem(hDlg, IDC_EDITRIGHT), GetKeyName(DIRECTION[RIGHT], buffer));	Edit_SetText(GetDlgItem(hDlg, IDC_EDITLBUTTON), GetKeyName(BUTTON[LBUTTON], buffer));	Edit_SetText(GetDlgItem(hDlg, IDC_EDITRBUTTON), GetKeyName(BUTTON[RBUTTON], buffer));	Edit_SetText(GetDlgItem(hDlg, IDC_EDITMBUTTON), GetKeyName(BUTTON[MBUTTON], buffer));	Edit_SetText(GetDlgItem(hDlg, IDC_EDITWUP), GetKeyName(BUTTON[WHEELUP], buffer));	Edit_SetText(GetDlgItem(hDlg, IDC_EDITWDOWN), GetKeyName(BUTTON[WHEELDOWN], buffer));	_itow(SPEED, buffer, 10);	Edit_SetText(GetDlgItem(hDlg, IDC_EDITSPEED), buffer);	_itow(REPLAYTIME, buffer, 10);	Edit_SetText(GetDlgItem(hDlg, IDC_EDITREPLAY), buffer);}

void plObjectInVolumeDetector::ISendSavedTriggerMsgs(){    if (fSavedActivatorMsg)    {        if (fSavedActivatorMsg->fTriggerType == plActivatorMsg::kVolumeEnter)            DetectorLog("%s: Sending Entering volume - Evals=%d", GetKeyName().c_str(), fNumEvals);        else            DetectorLog("%s: Sending Exiting volume - Evals=%d", GetKeyName().c_str(), fNumEvals);        // we're saving the message to be dispatched later...        plgDispatch::MsgSend(fSavedActivatorMsg);    }    fSavedActivatorMsg = nil;}

void CPreferencesKeyboard::OnSelchangeKeydlgCmdlist() {	m_Combo.ResetContent();	m_Remove.EnableWindow(false);	m_Edit.SetWindowText("");	int Sel = m_List.GetCurSel();	if (Sel == LB_ERR)		return;	LC_KEYBOARD_COMMAND& Cmd = KeyboardShortcuts[m_List.GetItemData(Sel)];	// Update the combo box with the shortcuts for the current selection.	if (Cmd.Key1)	{		CString str;		if (Cmd.Flags & LC_KEYMOD1_SHIFT)			str = "Shift+";		if (Cmd.Flags & LC_KEYMOD1_CONTROL)			str += "Ctrl+";		str += GetKeyName(Cmd.Key1);		m_Combo.AddString(str);		m_Combo.SetCurSel(0);		m_Remove.EnableWindow(true);		if (Cmd.Key2)		{			str = "";			if (Cmd.Flags & LC_KEYMOD2_SHIFT)				str = "Shift+";			if (Cmd.Flags & LC_KEYMOD2_CONTROL)				str += "Ctrl+";			str += GetKeyName(Cmd.Key2);			m_Combo.AddString(str);		}	}	m_Edit.EnableWindow(Cmd.Key2 == 0);	m_Assign.EnableWindow((Cmd.Key2 == 0) && m_Edit.m_Key);}

// Called after the simulation has run....sends new positions to the various scene objects// *** want to do this in response to an update message....void plPXPhysical::SendNewLocation(bool synchTransform, bool isSynchUpdate){    // we only send if:    // - the body is active or forceUpdate is on    // - the mass is non-zero    // - the physical is not passive    bool bodyActive = !fActor->isSleeping();    bool dynamic = fActor->isDynamic();        if ((bodyActive || isSynchUpdate) && dynamic)// && fInitialTransform)    {        plProfile_Inc(MaySendLocation);        if (!GetProperty(plSimulationInterface::kPassive))        {            hsMatrix44 curl2w = fCachedLocal2World;            // we're going to cache the transform before sending so we can recognize if it comes back            IGetTransformGlobal(fCachedLocal2World);            if (!CompareMatrices(curl2w, fCachedLocal2World, .0001f))            {                plProfile_Inc(LocationsSent);                plProfile_BeginLap(PhysicsUpdates, GetKeyName().c_str());                // quick peek at the translation...last time it was corrupted because we applied a non-unit quaternion//              hsAssert(real_finite(fCachedLocal2World.fMap[0][3]) &&//                       real_finite(fCachedLocal2World.fMap[1][3]) &&//                       real_finite(fCachedLocal2World.fMap[2][3]), "Bad transform outgoing");                if (fCachedLocal2World.GetTranslate().fZ < kMaxNegativeZPos)                {                    SimLog("Physical %s fell to %.1f (%.1f is the max).  Suppressing.", GetKeyName().c_str(), fCachedLocal2World.GetTranslate().fZ, kMaxNegativeZPos);                    // Since this has probably been falling for a while, and thus not getting any syncs,                    // make sure to save it's current pos so we'll know to reset it later                    DirtySynchState(kSDLPhysical, plSynchedObject::kBCastToClients);                    IEnable(false);                }                hsMatrix44 w2l;                fCachedLocal2World.GetInverse(&w2l);                plCorrectionMsg *pCorrMsg = new plCorrectionMsg(GetObjectKey(), fCachedLocal2World, w2l, synchTransform);                pCorrMsg->Send();                if (fProxyGen)                    fProxyGen->SetTransform(fCachedLocal2World, w2l);                plProfile_EndLap(PhysicsUpdates, GetKeyName().c_str());            }        }    }}

const char*ShortcutsSpec::GetCellText(int whichColumn) const{	const char* temp = ""; // default	switch(whichColumn) {		case KEY_COLUMN_INDEX:		{			if ((fKey > 0) && (fKey <= 0xFF)) {				temp = GetKeyName(fKey);				if (temp == NULL)					temp = "";			} else if (fKey > 0xFF) {				sprintf(fScratch, "#%lx", fKey);				return fScratch;			}			break;		}		case STRING_COLUMN_INDEX:			temp = fCommand;			break;		default:			if ((whichColumn >= 0) && (whichColumn < NUM_META_COLUMNS))				temp = sMetaMaps[whichColumn].GetNthStateDesc(							fMetaCellStateIndex[whichColumn]);			break;	}	return temp;}

void plResponderModifier::Trigger(plNotifyMsg *msg){#if 0    plNetClientApp::GetInstance()->DebugMsg("RM: Responder {} is triggering, num cmds={}, enabled={}, curCmd={}, t={f}/n",        GetKeyName(), fStates[fCurState].fCmds.GetCount(),        fEnabled, fCurCommand, hsTimer::GetSysSeconds());#endif    // If we're not in the middle of sending, reset and start sending commands    if (fCurCommand == int8_t(-1) && fEnabled)    {        ResponderLog(ILog(plStatusLog::kGreen, "Trigger"));        fNotifyMsgFlags = msg->GetAllBCastFlags();        fTriggerer = msg->GetSender();        fPlayerKey = msg->GetAvatarKey();        ISetResponderStateFromNotify(msg);        proCollisionEventData *cEvent = (proCollisionEventData *)msg->FindEventRecord(proEventData::kCollision);        fEnter = (cEvent ? cEvent->fEnter : false);        fCompletedEvents.Reset();        fCurCommand = 0;        DirtySynchState(kSDLResponder, 0);        IContinueSending();    }    else    {        ResponderLog(ILog(plStatusLog::kRed, "Rejected Trigger, %s", !fEnabled ? "responder disabled" : "responder is running"));    }}

BOOL CopyKeyName(HWND hWnd, HKEY hRootKey, LPCWSTR keyName){    BOOL bClipboardOpened = FALSE;    BOOL bSuccess = FALSE;    WCHAR szBuffer[512];    HGLOBAL hGlobal;    LPWSTR s;    if (!OpenClipboard(hWnd))        goto done;    bClipboardOpened = TRUE;    if (!EmptyClipboard())        goto done;    if (!GetKeyName(szBuffer, COUNT_OF(szBuffer), hRootKey, keyName))        goto done;    hGlobal = GlobalAlloc(GMEM_MOVEABLE, (wcslen(szBuffer) + 1) * sizeof(WCHAR));    if (!hGlobal)        goto done;    s = GlobalLock(hGlobal);    wcscpy(s, szBuffer);    GlobalUnlock(hGlobal);    SetClipboardData(CF_UNICODETEXT, hGlobal);    bSuccess = TRUE;done:    if (bClipboardOpened)        CloseClipboard();    return bSuccess;}

void plWin32StreamingSound::IStreamUpdate(){    if(!fReallyPlaying)        return;    if(hsTimer::GetMilliSeconds() - fLastStreamingUpdate < STREAMING_UPDATE_MS) // filter out update requests so we aren't doing this more that we need to         return;    plProfile_BeginTiming( StreamSndShoveTime );    if(fDSoundBuffer)    {        if(fDSoundBuffer->BuffersQueued() == 0 && fDataStream->NumBytesLeft() == 0 && !fDSoundBuffer->IsLooping())        {            // If we are fading out it's possible that we will hit this multiple times causing this sound to try and fade out multiple times, never allowing it to actually stop            if(!fStopping)            {                fStopping = true;                Stop();                plProfile_EndTiming( StreamSndShoveTime );            }            return;        }        if(!fDSoundBuffer->StreamingFillBuffer(fDataStream))        {            plStatusLog::AddLineS("audio.log", "%s Streaming buffer fill failed", GetKeyName().c_str());        }    }    plProfile_EndTiming( StreamSndShoveTime );}

bool wxIniConfig::Read(const wxString& szKey, wxString *pstr,                       const wxString& szDefault) const{    wxConfigPathChanger path(this, szKey);    wxString strKey = GetPrivateKeyName(path.Name());    wxChar szBuf[1024]; // @@ should dynamically allocate memory...    // first look in the private INI file    // NB: the lpDefault param to GetPrivateProfileString can't be NULL    // GetPrivateProfileString(m_strGroup, strKey, "",    //                         szBuf, WXSIZEOF(szBuf), m_strLocalFilename);    if ( ::wxIsEmpty((PSZ)szBuf) )    {      // now look in win.ini      wxString strKey = GetKeyName(path.Name());      // GetProfileString(m_strGroup, strKey, "", szBuf, WXSIZEOF(szBuf));    }    if ( ::wxIsEmpty((PSZ)szBuf) )    {        *pstr = szDefault;        return false;    }    else    {        *pstr = szBuf ;        return true;    }}

BOOL CKeyBoardSet::OnInitDialog(){	CTopAceDialog::OnInitDialog();	// TODO:  在此添加额外的初始化	if( !m_cfg.LoadCfg() )	{		EndDialog( IDCANCEL );		return FALSE;	}	m_cList.SetExtendedStyle( m_cList.GetExtendedStyle() | LVS_EX_FULLROWSELECT | LVS_EX_GRIDLINES );	m_cList.InsertColumn( 0 , L"功能" , LVCFMT_LEFT , 100 );	m_cList.InsertColumn( 1 , L"按键" , LVCFMT_LEFT , 100 );	m_cList.SetRedraw( FALSE );	for( int i = 0 ; i < E_GO_MAX ; ++i )	{		if( i != m_cList.InsertItem( i , m_cfg.GetItemName( EGameOperate(i) ) ) )		{			EndDialog( IDCANCEL );			return FALSE;		}		m_cList.SetItemData( i , (DWORD_PTR)EGameOperate(i) );		m_cList.SetItemText( i , 1 , GetKeyName(m_cfg.GetItemMapKey( EGameOperate(i) )) );	}	m_cList.SetRedraw( TRUE );	return TRUE;  // return TRUE unless you set the focus to a control	// 异常: OCX 属性页应返回 FALSE}

bool plExcludeRegionModifier::MsgReceive(plMessage* msg){    plExcludeRegionMsg *exclMsg = plExcludeRegionMsg::ConvertNoRef(msg);    if (exclMsg)    {        if (exclMsg->GetCmd() == plExcludeRegionMsg::kClear)        {            DetectorLogSpecial("Clearing exclude region %s", GetKeyName().c_str());            IMoveAvatars();            fContainedAvatars.Reset();            ISetPhysicalState(true);        }        else if (exclMsg->GetCmd() == plExcludeRegionMsg::kRelease)        {            DetectorLogSpecial("Releasing exclude region %s", GetKeyName().c_str());            ISetPhysicalState(false);        }        GetTarget()->DirtySynchState(kSDLXRegion, exclMsg->fSynchFlags);            return true;    }    // Avatar entering or exiting our volume.  Only the owner of the SO logs this since    // it does all the moving at clear time.    plCollideMsg *collideMsg = plCollideMsg::ConvertNoRef(msg);        if (collideMsg)    {        if (collideMsg->fEntering)        {            //DetectorLogSpecial("Avatar enter exclude region %s",GetKeyName().c_str());            fContainedAvatars.Append(collideMsg->fOtherKey);        }        else        {            //DetectorLogSpecial("Avatar exit exclude region %s",GetKeyName().c_str());            int idx = fContainedAvatars.Find(collideMsg->fOtherKey);            if (idx != fContainedAvatars.kMissingIndex)                fContainedAvatars.Remove(idx);        }        return true;    }    return plSingleModifier::MsgReceive(msg);}

void GetRegistryChanges(HKEY hKey) {     TCHAR    szKey[MAX_KEY_LENGTH];      DWORD    cbName;                      DWORD    cSubKeys=0;                        FILETIME ftWrite;          DWORD    i, ret; 	HKEY     hNewKey;	ULARGE_INTEGER tmWrite;	TCHAR    szName[MAX_KEY_LENGTH];     // get the number of subkeys     ret = RegQueryInfoKey(		// WinReg.h        hKey,                           NULL, NULL, NULL,                       &cSubKeys,                      NULL, NULL, NULL, NULL, 		NULL, NULL, NULL);              // for each subkey, see if it changed based on its    // last write timestamp    for (i=0; i<cSubKeys; i++)     {         cbName = MAX_KEY_LENGTH;        ret = RegEnumKeyEx(		// WinReg.h					hKey, i, szKey, &cbName, 					NULL, NULL, NULL, &ftWrite);         if (ret == ERROR_SUCCESS)         {			tmWrite.HighPart = ftWrite.dwHighDateTime;			tmWrite.LowPart  = ftWrite.dwLowDateTime;            // it changed if the last write is greater than             // our start time			if (tmWrite.QuadPart > g_tmStart.QuadPart)			{				memset(szName, 0, sizeof(szName));				GetKeyName(hKey, szName);				_tcscat(szName, _T("//"));	// 
C++ GetKeyState函数代码示例
C++ GetIterator函数代码示例